ATT TEST 9 LATEST CERTIFICATION
REVIEW SET 2026 ANSWERS GUARANTEED
PASS
⫸ What is the combining of an information signal and carrier signal?
Answer: Modulation
⫸ Thermal noise can be reduced or eliminated by _______ Answer:
circuit design.
⫸ What is the main reason bandwidth is a limitation in communications
systems? Answer: Reactive components
⫸ How is noise quality of a communications system measured?
Answer: SNR
⫸ What type of circuits are found in RECEIVERS? Answer:
Compensation, signal processing, and output
⫸ The minimim requirement for building a basic telecom model
includes which elements? Answer: Transceiver, link, transceiver
⫸ What type of radio is used for satellite telecommunications? Answer:
Directional
, ⫸ Recall the basic telecom model. What elements in the house are
telecom system receivers? Answer: Telephone and PC
⫸ Who is involved in the FCC rulemaking process? Answer: All of the
above
⫸ What units are used to measure digital telecom bandwidth? Answer:
Bits per second
⫸ What type of telecom system is typically installed in a home?
Answer: Wired
⫸ Which bureau handles cordless telephone frequency allocation?
Answer: Common Carrier Bureau (CCB)
⫸ What regulatory body controls the use of the radio frequency
spectrum by civilians in the United Kingdom? Answer: None
⫸ When did the telecom industry peak as a business? Answer: 20th
Century
⫸ What was Thomas Edison's contribution to telecom? Answer:
Inventor of multiplex
⫸ Which was the parent company of AT&T? Answer: Bell Telephone
Company
REVIEW SET 2026 ANSWERS GUARANTEED
PASS
⫸ What is the combining of an information signal and carrier signal?
Answer: Modulation
⫸ Thermal noise can be reduced or eliminated by _______ Answer:
circuit design.
⫸ What is the main reason bandwidth is a limitation in communications
systems? Answer: Reactive components
⫸ How is noise quality of a communications system measured?
Answer: SNR
⫸ What type of circuits are found in RECEIVERS? Answer:
Compensation, signal processing, and output
⫸ The minimim requirement for building a basic telecom model
includes which elements? Answer: Transceiver, link, transceiver
⫸ What type of radio is used for satellite telecommunications? Answer:
Directional
, ⫸ Recall the basic telecom model. What elements in the house are
telecom system receivers? Answer: Telephone and PC
⫸ Who is involved in the FCC rulemaking process? Answer: All of the
above
⫸ What units are used to measure digital telecom bandwidth? Answer:
Bits per second
⫸ What type of telecom system is typically installed in a home?
Answer: Wired
⫸ Which bureau handles cordless telephone frequency allocation?
Answer: Common Carrier Bureau (CCB)
⫸ What regulatory body controls the use of the radio frequency
spectrum by civilians in the United Kingdom? Answer: None
⫸ When did the telecom industry peak as a business? Answer: 20th
Century
⫸ What was Thomas Edison's contribution to telecom? Answer:
Inventor of multiplex
⫸ Which was the parent company of AT&T? Answer: Bell Telephone
Company
